<head>
  <script src="https://code.jquery.com/jquery-3.2.1.slim.min.js" integrity="sha256-k2WSCIexGzOj3Euiig+TlR8gA0EmPjuc79OEeY5L45g=" crossorigin="anonymous"></script>
</head>
<body>
  <h1>Click the button</h1>
  <button>Me!</button>
  <script>
    
  </script>
</body>
